1772921787

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{2459}}^1$

素因数の和:2640

約数の個数: 64

約数和(自身を含む): 3085824000

約数和(自身を除く): 1312902213

約数列:

[1, 3, 7, 13, 19, 21, 39, 57, 91, 133, 139, 247, 273, 399, 417, 741, 973, 1729, 1807, 2459, 2641, 2919, 5187, 5421, 7377, 7923, 12649, 17213, 18487, 31967, 34333, 37947, 46721, 51639, 55461, 95901, 102999, 140163, 223769, 240331, 327047, 341801, 607373, 671307, 720993, 981141, 1025403, 1822119, 2392607, 4251611, 4443413, 6494219, 7177821, 12754833, 13330239, 19482657, 31103891, 45459533, 84424847, 93311673, 136378599, 253274541, 590973929, 1772921787]

約数ペア:

[(1, 1772921787), (3, 590973929), (7, 253274541), (13, 136378599), (19, 93311673), (21, 84424847), (39, 45459533), (57, 31103891), (91, 19482657), (133, 13330239), (139, 12754833), (247, 7177821), (273, 6494219), (399, 4443413), (417, 4251611), (741, 2392607), (973, 1822119), (1729, 1025403), (1807, 981141), (2459, 720993), (2641, 671307), (2919, 607373), (5187, 341801), (5421, 327047), (7377, 240331), (7923, 223769), (12649, 140163), (17213, 102999), (18487, 95901), (31967, 55461), (34333, 51639), (37947, 46721)]